Analogue High Voltage Insulation
Testers
KEW 3123A
Rugged Design for Field Use
1A
2500V/100GΩ
KEW 3122A
5000V/200GΩ
KEW 3123A
5000V•10000V/400GΩ
●Rugged design with a hard carrying case for field use
●Detachable High Voltage Line probe
●Automatic ranges, high and low scales, indicated by different LED’s
●Drip proof (IP41)
●Auto-discharge function
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KEW 3121A/3122A/3123A Specifications ● Included Accessories
| 3121A | 3122A | 3123A | |
DC test voltage | 2500V | 5000V | 5000V | 10000V |
Measuring ranges (automatic change) | 2GΩ/100GΩ (Auto-ranging) | 5GΩ/200GΩ (Auto-ranging) | 5GΩ/200GΩ (Auto-ranging) | 10GΩ/400GΩ (Auto-ranging) |
First effective mea- suring ranges | 0.1～50GΩ | 0.2～100GΩ | 0.2～100GΩ | 0.4～200GΩ |
Accuracy | ±5% rdg | |||
Other ranges ac- curacy | ±10% rdg or 0.5% of scale length | |||
Withstand voltage | 5000V AC for 1minute | |||
Power source | R6(AA)(1.5V) × 8 | |||
Dimensions | 200(L) × 140(W) × 80(D) mm | |||
Weight | approx. 1kg | |||
Accessories | 7165A(Line probe)(3m) 7224A(Earth cord)(1.5m) 7225A(Guard cord)(1.5m) 9158(Hard case) R6(AA) × 8 Instruction manual, Calibration Certificate | 7165A(Line probe)(3m) 7224A(Earth cord)(1.5m) 7225A(Guard cord)(1.5m) 8019(Pickel type prod) 9158(Hard case) R6(AA) x 8 Instruction manual, Calibration Certificate | ||
Optional | 8019(Pickel type prod) 8324(Adaptor for recorder) 7253(Longer Line probe with alliga- tor clip)(15m) | 8324(Adaptor for recorder) 7253(Longer Line probe with alliga- tor clip)(15m) | ||
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